Electrical Control Systems MCQ Questions & Answers

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Each section contains 100 MCQs on Electrical Control Systems .

In a system low friction coefficient facilitates

A) Reduced velocity lag error B) Increased velocity lag error C) Increased speed of response D) Reduced time constant of the system

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

As a result of introduction of negative feedback which of the following will not decrease?

A) Band width B) Overall gain C) Distortion D) Instability

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

. . . . . . . . can be extended to systems which are time-varying?

A) Bode-Nyquist stability methods B) Transfer functions C) Root locus design D) State model representatives

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

The term backlash is associated with

A) servomotors B) induction relays C) gear trains D) any of the above

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

A closed loop system is distinguished from open loop system by which of the following ?

A) Servomechanism B) Feedback C) Output pattern D) Input pattern

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Transfer function of a system is used to calculate which of the following ?

A) The order of the system B) The time constant C) The output for any given input D) The steady state gain

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

The second derivative input signals modify which of the following ?

A) The time constant of the system B) Damping of the system C) The gain of the system D) The time constant and suppress the oscillations E) None of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

In a stable control system backlash can cause which of the following ?

A) Underdamping B) Overdamping C) Poor stability at reduced values of open loop gain D) Low-level oscillations

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

The transfer function is applicable to which of the following ?

A) Linear and time-in variant systems B) Linear and time-variant systems C) Linear systems D) Non-linear systems E) None of the above

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Phase margin of a system is used to specify which of the following ?

A) Frequency response B) Absolute stability C) Relative stability D) Time response

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

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Electrical Control Systems MCQ Questions & Answers | Electrical Engineering